Interface Cards/Adapters

StarTech.com 2-Port PCI Express Serial Interface Card, Dual Port PCIe to RS232 (DB9) Serial Card, 16C1050 UART, Low/Full Profile Brackets, COM Retention, For Windows/Linux

SKU:21050-PC-SERIAL-LP

Baud Rate 921.6 Kbps per Port | 256-byte FIFO | PCIe 2.0 x1

Add serial communication support to a Small Form Factor (SFF) or full-size system, using this two-port serial card. RS-232 (DB9) support enables control and communication with serial peripheral devices.

Legacy Connectivity

Install this card to enable the continued use of legacy serial devices, preventing down time and avoiding costly upgrades. The 2-port PCIe serial card is ideal for system upgrades in a wide range of applications for logistics, manufacturing, and freight sectors, and the IT industry, such as POS equipment, security systems, A/V installations, and more.

Connect with Ease

The RS-232 card features dual ports with 16C1050 UART support, 256-byte FIFO (transmit/receive), bi-directional speeds up to 921.6 Kbps per port, low-profile brackets are included for SFF systems, and serial port LED status lights. In addition, it supports Windows and Linux systems for maximum compatibility.

21050-PC-SERIAL-LP is backed for 2-years by StarTech.com, including free lifetime 24/5 multi-lingual technical assistance.

The StarTech.com Advantage

  • Specification

    Ports & interfaces
    InternalYes
    Output interfaceSerial
    Serial interface typeRS-232
    Serial ports quantity2
    Host interfacePCIe
    Expansion card form factorFull-height / Low-profile
    Expansion card standardPCI 2.0
    Technical details
    ChipsetASIX - AX99100, ASIX - ZT3243LFEY
    FIFO (First In, First Out)256 B
    MaterialSteel
    Performance
    Data bits5, 6, 7, 8, 9
    Baud rate921.6 Kbit/s
    ChipsetASIX - AX99100, ASIX - ZT3243LFEY
    FIFO (First In, First Out)256 B
    Product colourYellow
    Colour
    Product colourYellow
    Design
    InternalYes
    Product colourYellow
    LED indicatorsActivity
    Features
    Data bits5, 6, 7, 8, 9
    Baud rate921.6 Kbit/s
    ChipsetASIX - AX99100, ASIX - ZT3243LFEY
    FIFO (First In, First Out)256 B
    Parity bitEven, Mark, No, Odd, Space
    Operational conditions
    Operating temperature (T-T)0 - 55 °C
    Storage temperature (T-T)-40 - 75 °C
    Operating relative humidity (H-H)5 - 95%
    System requirements
    Windows operating systems supportedWindows 10, Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64, Windows 10 Home, Windows 10 Home x64, Windows 10 IOT Core, Windows 10 IoT Enterprise, Windows 10 Pro, Windows 10 Pro x64, Windows 10 x64, Windows 11, Windows 11 x64, Windows 7, Windows 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows 7 x64, Windows 8, Windows 8 Enterprise, Windows 8 Enterprise x64, Windows 8 Pro, Windows 8 Pro x64, Windows 8 x64, Windows 8.1, Windows 8.1 Enterprise, Windows 8.1 Enterprise x64, Windows 8.1 Pro, Windows 8.1 Pro x64, Windows 8.1 x64
    Linux operating systems supportedYes
    Server operating systems supportedWindows Server 2016, Windows Server 2019
    Weight & dimensions
    Width66 mm
    Depth67 mm
    Height18 mm
    Weight160 g
    Package width207 mm
    Package depth144 mm
    Package height38 mm
    Package weight160 g
    Packaging data
    Mounting brackets includedYes
    Package width207 mm
    Package depth144 mm
    Package height38 mm
    Package weight160 g
    Quick installation guideYes
    Logistics data
    Products per master (outer) case50 pc(s)
    Master (outer) case width530 mm
    Master (outer) case length440 mm
    Master (outer) case height340 mm
    Other features
    MaterialSteel
    ChipsetASIX - AX99100, ASIX - ZT3243LFEY
    Packaging content
    Mounting brackets includedYes
    Quick installation guideYes